With Veeam Backup & Replication version 10, it's possible to back up NAS shares with the SMB (CIFS) and NFS protocol
"One of the challenges with backing up large file shares is doing so in a consistent state. This blog post shows how to create a consistent backup of an SMB share hosted on a NetApp FAS storage by using Microsoft VSS snapshots.
NetApp storage snapshot or Microsoft VSS snapshot?
Veeam offers two ways to back up a NAS share in a consistent state. Veeam Backup & Replication can leverage Microsoft VSS snapshots to trigger a NetApp snapshot or it can use a pre-defined snapshot path (see figure 1). Using an alternative snapshot path allows complex scenarios like backing up from a SnapMirror/SnapVault location but it involves scripting or a schedule on NetApp to create and delete the snapshots..."
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